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Studies on the Dual-wavelength Spectrophotometric Determination of Trace Copper with 5-(5-nitro-2-pyridylazo)-2,4-diamino-toluene |
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| Authors: | ZHOU Yan-Mei LI Li-Qing LI Yong-Hong GUO Yi-Peng |
| Affiliation: | Department of Chemistry, Kaifeng Normal College, Kaifeng 475001 P. R. China |
| Abstract: | A new dual-wavelength spectrophotometry has been developed for the determination of copper(I) with 5-(nitro-2-pyridylazo)-2,4-diamino-toluene. |
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